CN112518334B

CN112518334B - Rotary IC card punching and milling groove equipment

Info

Publication number: CN112518334B
Application number: CN202011253736.1A
Authority: CN
Inventors: 沐旭
Original assignee: Ningbo Yueheshan Intelligent Technology Co ltd
Current assignee: Ningbo Yueheshan Intelligent Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2022-07-22
Anticipated expiration: 2040-11-11
Also published as: CN112518334A

Abstract

The invention discloses a rotary IC card punching and milling groove device, which comprises a rack, wherein two side plates which are in a regular hexagon shape and are oppositely arranged at intervals are arranged on the rack, and both the two side plates are provided with positioning mechanisms; the clamping device also comprises a station rotating mechanism which is rotationally connected between the middle parts of the two side plates and is in a regular hexagonal prism shape, and a card cutting station, a square groove rough milling station, a square groove finish milling station, a square groove size detection station and a circular groove milling station which are sequentially and correspondingly arranged between the opposite side lengths of the two side plates along the circumferential direction; the invention forms rotary multi-station cycle operation, realizes the combination of cutting, rough milling, fine milling and detection of the card, has high production efficiency and higher dimensional precision and surface smoothness, greatly improves the product percent of pass, does not need repeated positioning, avoids the accumulation of repeated positioning errors and ensures the dimensional precision of the square groove.

Description

Rotary IC card punching and milling groove equipment

Technical Field

The invention relates to a rotary IC card punching and milling groove device.

Background

An IC card, also called an integrated circuit card, is an information recording medium formed by embedding one or more integrated circuits on a plastic card having a size of 85.6mm × 54 mm. The structure of a general IC card is that an IC chip is contained in the card, and the processing process is as follows: the method comprises the steps of firstly milling a square concave position with a round angle at a certain position of the IC card, then coaxially milling a round concave position at the middle position of the square concave position, wherein the square concave position is matched with the outer contour of an IC chip, and one side of the inner side of the IC chip is provided with a round sealing compound for sealing and fixing the IC chip.

The existing single-station IC card slot milling machine can only process a single slot position, the processing efficiency is low, the processing efficiency of the multi-station slot milling machine is relatively high, but the relative positions of all station main shafts are fixed, the slot milling track is controlled by the same set of displacement mechanism, each complete slot milling process is completed by the same milling cutter, and when the wear conditions of the milling cutters are inconsistent, the size and the surface smoothness of the processed slot are often poor. In addition, in the existing card production, cutting and groove milling are carried out on two devices, a groove milling machine adopts single card belt type feeding, the efficiency is low, repeated positioning is needed during station conversion, and repeated positioning for multiple times enables the coaxiality errors of the card groove milling to be accumulated continuously, so that the coaxiality of a final product is scrapped in an out-of-tolerance mode.

Disclosure of Invention

The invention aims to overcome the defects and provide rotary IC card punching and groove milling equipment.

In order to achieve the purpose, the invention adopts the following specific scheme:

a rotary IC card blanking and milling groove device comprises a rack, wherein two side plates which are in a regular hexagon shape and are oppositely arranged at intervals are arranged on the rack, and both the two side plates are provided with positioning mechanisms; the clamping device also comprises a station rotating mechanism which is rotationally connected between the middle parts of the two side plates and is in a regular hexagonal prism shape, and a card cutting station, a square groove rough milling station, a square groove finish milling station, a square groove size detection station and a circular groove milling station which are sequentially and correspondingly arranged between the opposite side lengths of the two side plates along the circumferential direction;

the station rotating mechanism is used for indexing to a card cutting station to be matched with the material strip to punch and form the material strip into a plurality of cards, adsorbing and fixing the plurality of punched and formed cards, and then driving the plurality of cards to sequentially index to a square groove rough milling station, a square groove fine milling station, a square groove size detection station and a circular groove milling station;

the positioning mechanism is used for being matched with the station rotating mechanism to position the station rotating mechanism when the station rotating mechanism is respectively rotated to be aligned with the card cutting station, the square groove rough milling station, the square groove finish milling station, the square groove size detection station and the circular groove milling station;

the card cutting station is used for being matched with the station rotating mechanism to punch and form the material belt into a plurality of cards;

the square groove rough milling station is used for roughly milling a square groove outline on the punched and formed card;

the square groove finish milling station is used for performing finish milling on the square groove profile milled by the square groove rough milling station to obtain a square groove with a required size;

the square groove size detection station is used for detecting whether the size of the square groove milled by the square groove finish milling station is qualified or not;

and the circular groove milling station is used for correcting the unqualified square groove milled by the square groove finish milling station and milling the circular groove in the qualified square groove.

Preferably, the station rotating mechanism comprises an indexing motor, two regular-hexagon bottom plates, a central shaft and six connecting rods, the indexing motor is fixed on one of the side plates, the two bottom plates are respectively and fixedly sleeved at two ends of the central shaft, the central shaft is rotatably connected between the middle parts of the two side plates, an output end of the indexing motor is in transmission connection with one end of the central shaft, the six connecting rods are respectively and fixedly connected between the two bottom plates in a one-to-one correspondence manner, six angular positions of the two bottom plates are respectively, two ends of each connecting rod penetrate through the bottom plates correspondingly and are provided with a positioning cone part matched with the positioning mechanism, a vacuum adsorption disc is arranged between every two adjacent connecting rods and is fixedly connected to the central shaft, a plurality of square vacuum adsorption positions are arranged on the outer surface of the vacuum adsorption disc at equal intervals along the length direction of the vacuum adsorption disc, the periphery of each vacuum adsorption position is surrounded with a square lower cutting edge.

Preferably, two positioning mechanisms are arranged on each side plate at intervals, each positioning mechanism comprises a positioning cylinder, a positioning support and a positioning pin, the positioning cylinders are mounted on the side plates through the positioning supports, the positioning pins are fixedly connected to the output ends of the positioning cylinders and movably penetrate through the side plates to be matched with the positioning pyramids, and the free ends of the positioning pins are provided with inner conical surfaces matched with the positioning pyramids.

Preferably, the card cutting station comprises a cutting cylinder, a cutting beam, a cutting lifting plate, two guide grooves, two sliding blocks and two tension rollers arranged side by side at intervals, the two ends of the cutting beam are respectively fixed on the opposite side lengths of the two side plates in a corresponding manner, the cutting cylinder is fixed in the middle of one side of the cutting beam, the cutting lifting plate is connected to the other side of the cutting beam in a sliding manner, the output end of the cutting cylinder penetrates through the cutting beam and is fixedly connected with the cutting lifting plate, a plurality of upper cutting blades corresponding to the lower cutting blades one by one are arranged on the cutting lifting plate at intervals, a pressure plate matched with the vacuum adsorption phase is elastically connected in each upper cutting blade, the two guide grooves are respectively fixed on the inner side surfaces of the two side plates in a corresponding manner, and the two sliding blocks are respectively connected in the two guide grooves one by one, two the both ends of tensioning roller all correspond to be connected on two sliders, one side that the lifter plate was kept away from with the guide way to the slider is connected with the tensioning spring, the length that cuts the lifter plate is greater than the interval between two sliders, the width that cuts the lifter plate is less than the interval between two tensioning rollers.

Preferably, the square groove rough milling station, the square groove finish milling station and the circular groove milling station all comprise a U-shaped milling cross beam, an upper electric push rod, a lower electric push rod, a sliding plate, a milling lifting plate, a left electric push rod, a right electric push rod, a front electric push rod and a rear electric push rod, the front electric push rod and the rear electric push rod are respectively and correspondingly fixed on the inner side surfaces of the two side plates, two ends of the milling cross beam are respectively and correspondingly fixed on output ends of the two front electric push rods and the rear electric push rod, a rectangular strip hole is formed in the bottom end of the milling cross beam along the length direction of the milling cross beam, the sliding plate is slidably connected to the bottom end of the milling cross beam along the length direction of the bottom end of the milling cross beam, the left electric push rod and the right electric push rod are fixed at one end of the milling cross beam, the output end of the left electric push rod and the right electric push rod is connected with the sliding plate, the milling lifting plate is positioned in the rectangular strip hole and is connected to the sliding plate in a lifting manner, the upper electric push rod and the lower electric push rod is fixed in the middle of the sliding plate, and the output end of the milling lifting plate is connected with the milling lifting plate, and a plurality of milling cutter heads which respectively correspond to the vacuum adsorption positions one by one are arranged on the milling lifting plate.

Preferably, the milling cutter head comprises a power cutter head, a milling cutter and a vacuum chip suction head, the milling cutter and the vacuum chip suction head are coaxially connected to the power cutter head, the milling cutter at the square groove rough milling station is a rough milling cutter, and the milling cutter at the square groove finish milling station is a finish milling cutter.

Preferably, the square groove size detection station includes that the detection drives actuating cylinder, detects the crossbeam, detects lifter plate and air momentum appearance probe group, the both ends that detect the crossbeam are corresponding respectively to be fixed on the length of side that two curb plates are relative, the detection drives actuating cylinder and fixes the middle part at the detection crossbeam, it connects on detecting the crossbeam to detect the lifter plate lift, air momentum appearance probe group is fixed on detecting the lifter plate, air momentum appearance probe group is including a plurality of detection heads that respectively with vacuum adsorption position one-to-one.

Preferably, the machine frame is further provided with a discharge chute for transferring the card which completes the blanking and the milling of the slot out of the milling working area.

The invention has the beneficial effects that: compared with the prior art, the rotary multi-station circular operation punching machine has the advantages that the station rotating mechanism with the regular hexagonal prism structure is fixed between the two side plates with the regular hexagonal shape, and the card cutting station, the square groove rough milling station, the square groove fine milling station, the square groove size detection station and the circular groove milling station are sequentially arranged on the two side plates which are in one-to-one correspondence with the side surfaces of the station rotating mechanism, so that rotary multi-station circular operation is formed, the combination of cutting, rough milling, fine milling and detection of cards is realized, the production efficiency is high, the size precision and the surface smoothness are higher, the product percent of pass is greatly improved, and the station rotating mechanism is matched with the card cutting station, so that repeated positioning is not needed in the circulation of each station after punching adsorption positioning is completed, the accumulation of repeated positioning errors is avoided, and the size precision of the square groove is guaranteed.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of another aspect of the present invention;

FIG. 3 is a perspective view of the station rotation mechanism of the present invention;

FIG. 4 is a cross-sectional view of the station rotation mechanism of the present invention;

FIG. 5 is a perspective view of the card cutting station of the present invention;

FIG. 6 is a cross-sectional schematic view of the card cutting station of the present invention;

FIG. 7 is a perspective view of the positioning mechanism of the present invention;

FIG. 8 is an exploded schematic view of the square slot rough milling station or the square slot finish milling station or the circular slot milling station of the present invention;

FIG. 9 is a perspective view of a square slot size detection station of the present invention;

description of the reference numerals: 1-a frame; 11-side plates; 12-a positioning mechanism; 121-a positioning cylinder; 122-a positioning bracket; 123-positioning pins; 1231-inner conical surface; 13-a discharge chute;

2-a station rotating mechanism; 21-an indexing motor; 22-a base plate; 23-a central axis; 24-a connecting rod; 241-positioning a cone part; 25-vacuum adsorption disc; 251-vacuum adsorption position; 26-lower cutting edge;

3-card cutting station; 31-a cutting cylinder; 32-cutting the cross beam; 33-cutting the lifting plate; 34-a guide groove; 35-a slide block; 36-a tension roller; 37-cutting edge; 38-a nip plate; 39-a tension spring;

4-roughly milling a square groove; 5-a square groove finish milling station;

6-a square groove size detection station; 61-detecting a driving cylinder; 62-detecting the cross beam; 63-detecting the lifting plate; 64-air gauge probe set;

7-round groove milling station;

100-milling a beam; 101-up and down electric push rod; 102-a sliding plate; 103-milling the lifting plate; 104-left and right electric push rods; 105-front and rear electric push rods; 106-milling cutter head; 1061-powered bit; 1062-milling cutter; 1063-vacuum chip suction head.

Detailed Description

The invention will be described in further detail with reference to the following figures and specific examples, without limiting the scope of the invention.

The strip of material used in this embodiment for making the cards is supplied in rolls, with a supply roll and a take-up roll, to facilitate the continuous supply of raw material.

As shown in fig. 1 to fig. 9, the rotary IC card punching and groove milling apparatus according to the embodiment includes a frame 1, wherein the frame 1 has two side plates 11 that are in a regular hexagonal shape and are oppositely arranged at an interval, and both the two side plates 11 are provided with a positioning mechanism 12; the device also comprises a station rotating mechanism 2 which is rotationally connected between the middle parts of the two side plates 11 and is in a regular hexagonal prism shape, and a card cutting station 3, a square groove rough milling station 4, a square groove finish milling station 5, a square groove size detection station 6 and a circular groove milling station 7 which are sequentially and correspondingly arranged between the opposite side lengths of the two side plates 11 along the circumferential direction;

the station rotating mechanism 2 is used for shifting to match with the card cutting station 3 to punch and form the material belt into a plurality of cards, adsorbing and fixing the plurality of punched and formed cards, and then driving the plurality of cards to sequentially shift to the square groove rough milling station 4, the square groove fine milling station 5, the square groove size detection station 6 and the circular groove milling station 7;

the positioning mechanism 12 is used for matching with the station rotating mechanism 2 to position the station rotating mechanism 2 when the station rotating mechanism 2 respectively shifts to align with the card cutting station 3, the square groove rough milling station 4, the square groove finish milling station 5, the square groove size detection station 6 and the circular groove milling station 7;

the card cutting station 3 is used for matching with the station rotating mechanism 2 to punch and form the material belt into a plurality of cards;

the square groove rough milling station 4 is used for roughly milling a square groove outline on the punched and formed card;

the square groove finish milling station 5 is used for finish milling the square groove profile milled by the square groove rough milling station 4 to obtain a square groove with a required size;

the square groove size detection station 6 is used for detecting whether the size of the square groove milled by the square groove finish milling station 5 is qualified or not;

and the circular groove milling station 7 is used for correcting unqualified square grooves milled by the square groove finish milling station 5 and milling circular grooves in the qualified square grooves.

The working mode of the embodiment is as follows: placing the material belt between the material feeding roll and the material receiving roll between the station rotating mechanism 2 and the card cutting station 3, and tensioning the material belt through the card cutting station 3 so as to facilitate cutting; during operation, firstly, the station rotating mechanism 2 rotates to the card cutting station 3 to be aligned, then the positioning mechanisms 12 on the two side plates 11 are matched with the station rotating mechanism 2 to position the station rotating mechanism 2, then the card cutting station 3 presses the material belt downwards onto the station rotating mechanism 2, so that the station rotating mechanism 2 can adsorb and fix the material belt, meanwhile, the card cutting station 3 is matched with the station rotating mechanism 2 to punch a plurality of cards from the material belt, meanwhile, the station rotating mechanism 2 adsorbs and positions the plurality of cards, then the card cutting station 3 drives the material belt to return, the positioning mechanisms 12 on the two sides simultaneously loosen the station rotating mechanism 2, then the station rotating mechanism 2 drives the plurality of cards to be indexed to be aligned with the square groove rough milling station 4, and similarly, the positioning mechanisms 12 on the two sides support the station rotating mechanism 2 again, then the square groove rough milling station 4 simultaneously roughly mills the plurality of cards on the station rotating mechanism 2 to form a square groove outline with a small amount of allowance Then the positioning mechanism 12 loosens the station rotating mechanism 2 again, then the station rotating mechanism 2 drives a plurality of cards which are processed to have square groove profiles through the square groove rough milling station 4 to be transferred to the square groove finish milling station 5, then the positioning mechanism 12 positions the station rotating mechanism 2 again, then the square groove finish milling station 5 carries out finish milling on the dimensions of the square groove profiles on the plurality of cards with the square groove profiles, so that the square groove profiles form square grooves with required dimensions, then the station rotating mechanism 2 drives the plurality of cards with the square grooves to be transferred to be aligned with the square groove dimension detection station 6, then the square groove dimension detection station 6 simultaneously detects the length, width and depth of the square groove on each card, dimension out-of-tolerance caused by tool abrasion is prevented, after detection is finished, the station rotating mechanism 2 drives the plurality of cards with the square grooves to be aligned with the round groove milling station 7, when the size of a groove above the card is out of tolerance, the round groove milling station 7 firstly corrects the out-of-tolerance square groove on the card, after correction is completed, the round groove milling station 7 then mills a round groove in the square groove which meets the specification, after completion, the station rotating mechanism 2 drives a plurality of milled cards to rotate again, then the station rotating mechanism 2 loosens the milled qualified cards, and thus the punching and groove milling of the cards are completed; and then the station rotating mechanism 2 is rotated again to be aligned with the card cutting station 3, and the process is repeated to perform the punching and groove milling processing of the next round of cards.

In the embodiment, the station rotating mechanism 2 with a regular hexagonal prism structure is fixed between two side plates 11 with regular hexagonal shapes, and the card cutting station 3, the square groove rough milling station 4, the square groove fine milling station 5, the square groove size detection station 6 and the circular groove milling station 7 are sequentially arranged on the two side plates 11 which are in one-to-one correspondence with the side surfaces of the station rotating mechanism 2, the rotary multi-station cycle operation is formed, the combination of cutting, rough milling, fine milling and detection of the card is realized, the production efficiency is high, the dimensional precision and the surface smoothness are higher, the product percent of pass is greatly improved, and the station rotating mechanism 2 is matched with the card cutting station 3, so that after the punching, absorbing and positioning of a plurality of cards are finished, repeated positioning is not needed in the circulation of each station, so that the accumulation of repeated positioning errors is avoided, and the dimensional accuracy of the square groove is ensured.

This embodiment is divided into square groove rough machining, finish machining and circular groove machining station and is established for the cutter chooses for use more in a flexible way, in order to obtain better processing effect and cutter life.

As shown in fig. 1 to 4, based on the above embodiment, further, the station rotation mechanism 2 includes an indexing motor 21, two bottom plates 22 in a regular hexagon shape, a central shaft 23, and six connecting rods 24, the indexing motor 21 is fixed on one of the side plates 11, the two bottom plates 22 are respectively fixedly sleeved at two ends of the central shaft 23, the central shaft 23 is rotatably connected between the middle portions of the two side plates 11, an output end of the indexing motor 21 is in transmission connection with one end of the central shaft 23, the six connecting rods 24 are respectively fixedly connected between the two bottom plates 22 in a one-to-one correspondence with six angular positions of the two bottom plates 22, two ends of each connecting rod 24 correspondingly penetrate through the bottom plate 22 and then are provided with a positioning pyramid portion 241 matched with the positioning mechanism 12, a vacuum adsorption disk 25 is arranged between two adjacent connecting rods 24, the vacuum adsorption disk 25 is fixedly connected to the central shaft 23, a plurality of square vacuum adsorption positions 251 are arranged on the outer surface of the vacuum adsorption disc 25 at equal intervals along the length direction of the vacuum adsorption disc, and a square lower cutting edge 26 is arranged around the periphery of each vacuum adsorption position 251.

Specifically, six station planes are formed between the two bottom plates 22, which correspond to the six station planes formed between the two side plates 11 on the rack 1 one by one, preferably, the six station planes between the two bottom plates 22 are all provided with vacuum adsorption discs 25, that is, six vacuum adsorption discs 25, each vacuum adsorption disc 25 is provided with a plurality of square vacuum adsorption positions 251 at equal intervals along the length direction thereof, the periphery of each vacuum adsorption position 251 is surrounded with a lower cutting edge 26, and the card cutting station 3, the square groove rough milling station 4, the square groove fine milling station 5, the square groove size detection station 6 and the circular groove milling station 7 are sequentially and correspondingly arranged on five station planes formed between the two side plates 11 one by one, during operation, the indexing motor 21 drives the central shaft 23 to rotate, the central shaft 23 drives the six vacuum adsorption discs 25 to rotate, so that the vacuum adsorption disc 25 on one station plane is aligned with the card cutting station 3, then the positioning mechanisms 12 on the two side plates 11 are matched with the positioning pyramids 241 at the two ends of the aligned connecting rod 24, so that the two bottom plates 22 are limited, that is, the vacuum adsorption discs 25 are positioned, then the card cutting station 3 presses the material strip downwards to press the material strip against the surface of the vacuum adsorption discs 25, at this time, the vacuum adsorption stations 251 on the vacuum adsorption discs 25 adsorb and fix the material strip, meanwhile, the card cutting station 3 continues to press downwards and is matched with the lower cutting edges 26 at the periphery of the vacuum adsorption stations 251 to punch and form a plurality of cards adsorbed and positioned on the vacuum adsorption stations 251, then the card cutting station 3 returns, the positioning mechanisms 12 on the two side plates 11 are separated from the positioning pyramids 241, then the indexing motor 21 drives the central shaft 23 to rotate, the central shaft 23 drives the vacuum adsorption discs 25 adsorbing the cards to index with the square groove rough milling station 4, then the positioning mechanisms 12 are matched with the aligned positioning pyramids 241 again, then square groove rough milling station 4 mills square groove profile on a plurality of cards on vacuum adsorption dish 25 roughly, meanwhile, card cutting station 3 can be with the vacuum adsorption of counterpoint to be located the cooperation of cutting edge 26 down on 251, take a plurality of materials of blanking shaping, so in station rotary mechanism 2 transposition in-process, can realize card in a week and cut, the card blanking mills the groove, go on when detecting the station, make the production efficiency that the card blanking milled the groove improve greatly, and utilize the material area earlier by adsorption positioning, the blanking shaping again, then under the drive of transposition motor 21, make the card circulate at each station in proper order, need not card repeated positioning, avoid the accumulation of repeated positioning error.

As shown in fig. 1, fig. 2 and fig. 7, based on the above embodiment, further, two positioning mechanisms 12 are provided on each side plate 11 at intervals, each positioning mechanism 12 includes a positioning cylinder 121, a positioning bracket 122 and a positioning pin 123, the positioning cylinder 121 is mounted on the side plate 11 through the positioning bracket 122, the positioning pin 123 is fixedly connected to an output end of the positioning cylinder 121 and movably penetrates through the side plate 11 to be matched with the positioning pyramid 241, and a free end of the positioning pin 123 is provided with an inner conical surface 1231 matched with the positioning pyramid 241.

During the in-service use, the positioning cylinder 121 drives the positioning pin 123 to stretch out towards the connecting rod 24 of counterpoint, until the positioning pyramid part 241 on the connecting rod 24 inserts the inner conical surface 1231 on the positioning pin 123, thereby spacing bottom plate 22 and central shaft 23 rotate, reach the purpose of positioning vacuum adsorption position 251, realize the location of a plurality of cards promptly simultaneously, it is spacing with the inner conical surface 1231 cooperation of positioning pin 123 so utilize the positioning pyramid part 241 of connecting rod 24, with the rigidity of reinforcing station rotary mechanism 2, guarantee that blanking forming in-process fixes a position accurately, avoid assaulting the influence to whole precision and transposition motor 21 life-span.

As shown in fig. 1, 2, 5 and 6, based on the above embodiment, further, the card cutting station 3 includes a cutting cylinder 31, a cutting beam 32, a cutting lifting plate 33, two guide grooves 34, two sliders 35, and two tension rollers 36 arranged side by side at intervals, two ends of the cutting beam 32 are respectively fixed on opposite sides of the two side plates 11, the cutting cylinder 31 is fixed in the middle of one side of the cutting beam 32, the cutting lifting plate 33 is slidably connected to the other side of the cutting beam 32, an output end of the cutting cylinder 31 passes through the cutting beam 32 and is fixedly connected to the cutting lifting plate 33, a plurality of upper cutting edges 37 corresponding to the lower cutting edges 26 one by one are arranged on the cutting lifting plate 33 at intervals, a pressure plate 38 matched with the vacuum absorption position 251 is elastically connected to each upper cutting edge 37, specifically, the pressure flitch 38 is through four reset spring that are rectangular distribution and the last edge 37 elastic connection that cuts, two the medial surface of fixing at two curb plates 11, two are corresponded respectively to guide way 34 the slider 35 one-to-one sliding connection respectively is in two guide ways 34, two the both ends of tensioning roller 36 all correspond to be connected on two sliders 35, one side that the lifter plate 33 was kept away from with guide way 34 to slider 35 is connected with tensioning spring 39, the length that cuts the lifter plate 33 is greater than the interval between two sliders 35, the width that cuts the lifter plate 33 is less than the interval between two tensioning roller 36.

In practical use, the material belt is wound on two tension rollers 36, the two tension rollers 36 tension the material belt under the action of a tension spring 39, then the cutting cylinder 31 drives the cutting lifting plate 33 to press down, a plurality of upper cutting edges 37 on the cutting lifting plate 33 extend downwards, so that the material pressing plate 38 on the upper cutting edges 37 is firstly contacted with the material belt, two sliding blocks 35 are simultaneously pressed down at two ends of the cutting lifting plate 33, the two sliding blocks 35 drive the two tension rollers 36 to press down the material belt against the elastic force of the tension spring 39, the material pressing plate 38 presses the material belt against a vacuum adsorption position 251 of the vacuum adsorption disc 25 with the continuous driving of the cutting cylinder 31, meanwhile, the sliding blocks 35 slide along the guide grooves 34 and compress the tension spring 39, then the vacuum adsorption position 251 adsorbs and fixes the material belt, under the continuous driving of the cutting cylinder 31, the material pressing plate 38 overcomes the elastic potential energy, and the upper cutting edges 37 continue to press down, and cooperates with the lower cutting edge 26 to punch the material strip into cards matching the size of the vacuum absorption position 251, so that the material strip can be punched into a plurality of cards at one time, and the cards can be positioned in the punching process.

As shown in fig. 1, 2 and 8, based on the above embodiment, further, the square groove rough milling station 4, the square groove finish milling station 5 and the circular groove milling station 7 each include a U-shaped milling cross beam 100, upper and lower electric push rods 101, a sliding plate 102, a milling lifting plate 103, left and right electric push rods 104 and two front and rear electric push rods 105, the two front and rear electric push rods 105 are respectively and correspondingly fixed on inner side surfaces of the two side plates 11, two ends of the milling cross beam 100 are respectively and correspondingly fixed on output ends of the two front and rear electric push rods 105, a bottom end of the milling cross beam 100 is provided with a rectangular bar hole along a length direction thereof, the sliding plate 102 is slidably connected to the bottom end of the milling cross beam 100 along the length direction of the bottom end of the milling cross beam 100, the left and right electric push rods 104 are fixed at one end of the milling cross beam 100, and the output ends thereof are connected to the sliding plate 102, the milling lifting plate 103 is located in the rectangular bar hole and is connected to the sliding plate 102 in a lifting manner, the upper and lower electric push rods 101 are fixed in the middle of the sliding plate 102, and the output ends thereof are connected with the milling lifting plate 103, and the milling lifting plate 103 is provided with a plurality of milling cutter heads 106 which respectively correspond to the vacuum adsorption positions 251 one by one.

When the square groove fine milling device is used in practice, an upper electric push rod 101 and a lower electric push rod 101 of a square groove rough milling station 4 drive a plurality of milling cutter heads 106 to downwards extend through a lifting plate until the milling cutter heads 106 are positioned above the surface of a card, and then the milling cutter heads 106 are driven to mill a square groove profile with a small amount of allowance on the card under the linkage action of the upper electric push rod 101, the lower electric push rod 104, the left electric push rod 104, the right electric push rod 104 and the two front electric push rod 105 and the rear electric push rod 105, so that the subsequent square groove fine milling station 5 can finish the card; similarly, the working principle of the square groove finish-milling station 5 and the circular groove milling station 7 is the same as that of the square groove rough-milling station 4, the upper and lower electric push rods 101, the left and right electric push rods 104 and the two front and rear electric push rods 105 of the square groove finish-milling station 5 are linked to drive the milling cutter head 106 of the square groove finish-milling station 5 to finish-mill the contour of the square groove on the card, the contour of the square groove is milled into the square groove with the required size, and the upper and lower electric push rods 101, the left and right electric push rods 104 and the two front and rear electric push rods 105 of the circular groove milling station 7 are linked to drive the milling cutter head 106 of the circular groove milling station 7 to mill the circular groove in the square groove; so separately set up the station of square groove rough machining, finish machining and circular slot processing for the cutter chooses for use more in a flexible way, thereby obtains better processing effect and cutter life.

Based on the above embodiment, as shown in fig. 8, further, the milling cutter head 106 includes a power cutter head 1061, a milling cutter 1062 and a vacuum chip suction head 1063, the milling cutter 1062 and the vacuum chip suction head 1063 are coaxially connected to the power cutter head 1061, the milling cutter 1062 of the square groove rough milling station 4 is a rough milling cutter 1062, and the milling cutter 1062 of the square groove finish milling station 5 is a finish milling cutter 1062. Therefore, rough machining and finish machining of the square groove are separately performed, so that a rough milling cutter 1062 with relatively serious abrasion can be used on the rough milling station 4 of the square groove, and a finish milling cutter 1062 with relatively small abrasion is used on the finish milling station 5 of the square groove, so that higher dimensional accuracy and surface smoothness are obtained, and the use cost of the cutter is reduced.

As shown in fig. 1, fig. 2 and fig. 9, based on the above embodiment, further, the square groove size detection station 6 includes a detection driving cylinder 61, a detection beam 62, a detection lifting plate 63 and a momentum meter probe set 64, two ends of the detection beam 62 are respectively fixed on the opposite side lengths of the two side plates 11, the detection driving cylinder 61 is fixed in the middle of the detection beam 62, the detection lifting plate 63 is connected to the detection beam 62 in a lifting manner, the pneumatic meter probe set 64 is fixed on the detection lifting plate 63, and the pneumatic meter probe set 64 includes a plurality of detection heads 251 respectively corresponding to the vacuum adsorption positions one to one.

When the pneumatic square groove milling machine is in practical use, the station rotating mechanism 2 drives the cards to pass through the square groove rough milling station 4 and the square groove finish milling station 5 for processing, the cards are shifted to be aligned with the square groove size detection station 6, the detection driving cylinder 61 of the square groove size detection station 6 drives the detection lifting plate 63 to downwards probe, the detection lifting plate 63 drives the pneumatic measuring instrument probe group 64 to downwards probe, the length, the width and the depth of the square grooves on the cards are simultaneously detected, the size over-tolerance caused by tool abrasion is prevented, the product processing qualification rate and consistency are ensured, the square groove size detection station 6 is arranged between the square groove finish milling station 5 and the circular groove milling station 7, the detection station can be selected to be low in cost, the pneumatic measuring instrument with high accuracy can detect the length, the width and the depth of the square groove, the detection cost is reduced, the detection reliability is improved, when the abrasion conditions of the main shafts on the square groove finish milling station 5 are consistent, the cutter wear loss can be compensated through the interpolation degree of the cutter diameter, the cutter replacement time is greatly prolonged, and the use cost of the cutter is reduced.

As shown in fig. 1 and 2, based on the above embodiment, further, the frame 1 is further provided with a discharge chute 13 for transferring the card subjected to slot cutting out and milling out of the milling working area. Specifically, the discharge chute 13 is located a station plane below that forms between two curb plates 11, and between card cutting station 3 and circular slot mill station 7, mill station 7 processing back through the circular slot when station rotary mechanism 2 drives the card, and station rotary mechanism 2 drives the card transposition to the top of discharge chute 13, then vacuum adsorption dish 25 loosens the card for the card falls into discharge chute 13 under the dead weight on, shifts out the milling process region along discharge chute 13, and the structure is more reasonable.

The above description is only a preferred embodiment of the present invention, and therefore, all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the protection scope of the present patent application.

Claims

1. The rotary IC card punching and groove milling equipment is characterized by comprising a rack (1), wherein two side plates (11) which are in a regular hexagonal shape and are oppositely arranged at intervals are arranged on the rack (1), and positioning mechanisms (12) are arranged on the two side plates (11); the device also comprises a station rotating mechanism (2) which is rotationally connected between the middle parts of the two side plates (11) and is in a regular hexagonal prism shape, and a card cutting station (3), a square groove rough milling station (4), a square groove finish milling station (5), a square groove size detection station (6) and a circular groove milling station (7) which are sequentially and correspondingly arranged between the opposite side lengths of the two side plates (11) along the circumferential direction;

the station rotating mechanism (2) is used for shifting to a position matched with the card cutting station (3) to punch and form the material belt into a plurality of cards, adsorbing and fixing the plurality of punched and formed cards, and then driving the plurality of cards to sequentially shift to a square groove rough milling station (4), a square groove fine milling station (5), a square groove size detection station (6) and a circular groove milling station (7);

the positioning mechanism (12) is used for matching with the station rotating mechanism (2) to position the station rotating mechanism (2) when the station rotating mechanism (2) is respectively rotated to align with the card cutting station (3), the square groove rough milling station (4), the square groove finish milling station (5), the square groove size detection station (6) and the circular groove milling station (7);

the card cutting station (3) is used for being matched with the station rotating mechanism (2) to punch and form the material belt into a plurality of cards;

the square groove rough milling station (4) is used for roughly milling a square groove outline on the punched and formed card;

the square groove fine milling station (5) is used for performing fine milling on the square groove profile milled by the square groove rough milling station (4) to obtain a square groove with a required size;

the square groove size detection station (6) is used for detecting whether the size of the square groove milled by the square groove finish milling station (5) is qualified or not;

and the circular groove milling station (7) is used for correcting unqualified square grooves milled by the square groove finish milling station (5) and milling circular grooves in qualified square grooves.

2. The rotary IC card blanking and slot milling apparatus as recited in claim 1, wherein the station rotation mechanism (2) comprises an indexing motor (21), two regular hexagonal bottom plates (22), a central shaft (23), and six connecting rods (24), the indexing motor (21) is fixed on one of the side plates (11), the two bottom plates (22) are respectively fixedly sleeved on two ends of the central shaft (23), the central shaft (23) is rotatably connected between the middle parts of the two side plates (11), the output end of the indexing motor (21) is in transmission connection with one end of the central shaft (23), the six connecting rods (24) are respectively fixedly connected between the two bottom plates (22) in six angular positions corresponding to the two bottom plates (22), and a positioning pyramid part (241) matched with the positioning mechanism (12) is provided after the two ends of each connecting rod (24) correspondingly penetrate through the bottom plates (22), a vacuum adsorption disc (25) is arranged between every two adjacent connecting rods (24), the vacuum adsorption disc (25) is fixedly connected to the central shaft (23), a plurality of square vacuum adsorption positions (251) are arranged on the outer surface of the vacuum adsorption disc (25) at equal intervals along the length direction of the vacuum adsorption disc, and a square lower cutting edge (26) is arranged on the periphery of each vacuum adsorption position (251) in a surrounding mode.

3. The rotary IC card blanking and milling equipment as recited in claim 2, wherein each side plate (11) is provided with two positioning mechanisms (12) at intervals, each positioning mechanism (12) comprises a positioning cylinder (121), a positioning bracket (122) and a positioning pin (123), the positioning cylinder (121) is mounted on the side plate (11) through the positioning bracket (122), the positioning pin (123) is fixedly connected to the output end of the positioning cylinder (121) and movably penetrates through the side plate (11) to be matched with the positioning pyramid (241), and the free end of the positioning pin (123) is provided with an inner conical surface (1231) matched with the positioning pyramid (241).

4. The rotary IC card blanking and slot milling equipment as recited in claim 2, wherein the card cutting station (3) comprises a cutting cylinder (31), a cutting beam (32), a cutting lifting plate (33), two guide slots (34), two sliders (35) and two spaced tension rollers (36) arranged side by side, two ends of the cutting beam (32) are respectively fixed on opposite side lengths of the two side plates (11) correspondingly, the cutting cylinder (31) is fixed in the middle of one side of the cutting beam (32), the cutting lifting plate (33) is connected to the other side of the cutting beam (32) in a sliding manner, an output end of the cutting cylinder (31) penetrates through the cutting beam (32) and is fixedly connected with the cutting lifting plate (33), a plurality of upper cutting edges (37) corresponding to the lower cutting edges (26) one by one are arranged on the cutting lifting plate (33) at intervals, every go up equal elastic connection in cutting sword (37) and press flitch (38) with vacuum adsorption position (251) assorted, two guide way (34) correspond the medial surface of fixing at two curb plates (11) respectively, two slider (35) one-to-one sliding connection is in two guide way (34) respectively, two the both ends of tensioning roller (36) all correspond and connect on two slider (35), one side of keeping away from cutting lifter plate (33) with guide way (34) is connected with tensioning spring (39), the length of cutting lifter plate (33) is greater than the interval between two slider (35), the width of cutting lifter plate (33) is less than the interval between two tensioning roller (36).

5. The rotary IC card blanking and slot milling device as claimed in claim 2, wherein the square slot rough milling station (4), the square slot fine milling station (5), and the circular slot milling station (7) each comprise a U-shaped milling cross beam (100), upper and lower electric push rods (101), a sliding plate (102), a milling lifting plate (103), left and right electric push rods (104), and two front and rear electric push rods (105), the two front and rear electric push rods (105) are respectively fixed on the inner side surfaces of the two side plates (11), the two ends of the milling cross beam (100) are respectively fixed on the output ends of the two front and rear electric push rods (105), the bottom end of the milling cross beam (100) is provided with a rectangular slot along the length direction thereof, the sliding plate (102) is slidably connected to the bottom end of the milling cross beam (100) along the length direction of the bottom end of the milling cross beam (100), and the left and right electric push rods (104) are fixed on one end of the milling cross beam (100), The output end of the milling lifting plate (103) is connected with the sliding plate (102), the milling lifting plate (103) is located in the rectangular strip hole and is connected to the sliding plate (102) in a lifting mode, the upper electric push rod and the lower electric push rod (101) are fixed to the middle of the sliding plate (102), the output end of the upper electric push rod and the lower electric push rod is connected with the milling lifting plate (103), and a plurality of milling cutter heads (106) which correspond to the vacuum adsorption positions (251) one to one are arranged on the milling lifting plate (103).

6. The rotary type IC card blanking and slot milling apparatus as claimed in claim 5, wherein the milling head (106) comprises a power head (1061), a milling cutter (1062) and a vacuum chip suction head (1063), the milling cutter (1062) and the vacuum chip suction head (1063) are coaxially connected to the power head (1061), the milling cutter (1062) of the square slot rough milling station (4) is a rough milling cutter (1062), and the milling cutter (1062) of the square slot finish milling station (5) is a finish milling cutter (1062).

7. The rotary IC card blanking and slot milling apparatus as claimed in claim 1, wherein the square slot size detection station (6) comprises a detection driving cylinder (61), a detection beam (62), a detection lifting plate (63) and a momentum meter probe set (64), two ends of the detection beam (62) are respectively fixed on opposite sides of the two side plates (11), the detection driving cylinder (61) is fixed in the middle of the detection beam (62), the detection lifting plate (63) is connected to the detection beam (62) in a lifting manner, the pneumatic meter probe set (64) is fixed on the detection lifting plate (63), and the pneumatic meter probe set (64) comprises a plurality of detection heads which respectively correspond to the vacuum adsorption stations (251) one to one.

8. Rotary IC card blanking and slot milling apparatus according to claim 1, wherein the frame (1) is further provided with a discharge chute (13) for transferring the card that has finished blanking and slot milling out of the milling working area.